<template>
  <a-layout>
    <a-layout-sider width="200" style="background: #fff">
      <a-menu
        mode="inline"
        :style="{ height: '100%', borderRight: 0 }"
        @click="handleClick"
        :openKeys="openKeys"
      >
        <a-menu-item key="welcome">
          <MailOutlined />
          <span>欢迎</span>
        </a-menu-item>
        <a-sub-menu v-for="item in level1" :key="item.id" :disabled="true">
          <template v-slot:title>
            <span><user-outlined />{{item.name}}</span>
          </template>
          <a-menu-item v-for="child in item.children" :key="child.id">
            <MailOutlined /><span>{{child.name}}</span>
          </a-menu-item>
        </a-sub-menu>
        <a-menu-item key="tip" :disabled="true">
          <span>以上菜单在分类管理配置</span>
        </a-menu-item>
      </a-menu>
    </a-layout-sider>
    <a-layout-content
    :style="{ background: '#fff', padding: '24px', margin: 0, minHeight: '280px' }"
  >
      <div class="welcome" v-show="isShowWelcome">
        <!--<the-welcome></the-welcome>-->
      </div>
      <a-list  item-layout="vertical" size="large" :grid="{ gutter: 20, column: 3 }" :data-source="ebooks">
        <template #renderItem="{ item }">
          <a-list-item key="item.name">
            <template #actions>
              <span>
                <component v-bind:is="'FileOutlined'" style="margin-right: 8px" />
                {{ item.docCount }}
              </span>
              <span>
                <component v-bind:is="'UserOutlined'" style="margin-right: 8px" />
                {{ item.viewCount }}
              </span>
              <span>
                <component v-bind:is="'LikeOutlined'" style="margin-right: 8px" />
                {{ item.voteCount }}
              </span>
            </template>
            <a-list-item-meta :description="item.description">
              <template #title>
                <router-link :to="'/doc?ebookId=' + item.id">
                  {{ item.name }}
                </router-link>
              </template>
              <template #avatar><a-avatar :src="item.cover"/></template>
            </a-list-item-meta>
          </a-list-item>
        </template>
      </a-list>
  </a-layout-content>
  </a-layout>
</template>

<script lang="ts">
import { defineComponent, onMounted, ref, reactive, toRef } from 'vue';
import axios from 'axios';
import { message } from 'ant-design-vue';
import {Tool} from "@/util/tool";
import TheWelcome from '@/components/the-welcome.vue';

// const listData: any = [];
// for (let i = 0; i < 23; i++) {
//   listData.push({
//     href: 'https://www.antdv.com/',
//     title: `ant design vue part ${i}`,
//     avatar: 'https://zos.alipayobjects.com/rmsportal/ODTLcjxAfvqbxHnVXCYX.png',
//     description:
//         'Ant Design, a design language for background applications, is refined by Ant UED Team.',
//     content:
//         'We supply a series of design principles, practical patterns and high quality design resources (Sketch and Axure), to help people create their product prototypes beautifully and efficiently.',
//   });
// }

export default defineComponent({
  name: 'Home',
  components: {
    TheWelcome
  },
  setup() {

    const ebooks = ref();
    // const ebooks1 = reactive({books: []});

    const openKeys =  ref();

    const level1 =  ref();
    let categorys: any;
    /**
     * 查询所有分类
     **/
    const handleQueryCategory = () => {
      axios.get("/category/all").then((response) => {
        const data = response.data;
        if (data.success) {
          categorys = data.content;
          console.log("原始数组：", categorys);

          // 加载完分类后，将侧边栏全部展开
          openKeys.value = [];
          for (let i = 0; i < categorys.length; i++) {
            openKeys.value.push(categorys[i].id)
          }

          level1.value = [];
          level1.value = Tool.array2Tree(categorys, 0);
          console.log("树形结构：", level1.value);
        } else {
          message.error(data.message);
        }
      });
    };

    const isShowWelcome = ref(true);
    let categoryId2 = 0;

    const handleQueryEbook = () => {
      axios.get("/ebook/list", {
        params: {
          // page: 1,
          // size: 1000,
          // categoryId2: categoryId2
        }
      }).then((response) => {
        const data = response.data;
        ebooks.value = data.content.list;
        // ebooks1.books = data.content;
      });
    };

    const handleClick = (value: any) => {
      // console.log("menu click", value)
      if (value.key === 'welcome') {
        isShowWelcome.value = true;
      } else {
        categoryId2 = value.key;
        isShowWelcome.value = false;
        handleQueryEbook();
      }
      // isShowWelcome.value = value.key === 'welcome';
    };

    onMounted(() => {
      // handleQueryCategory();
      handleQueryEbook();
    });

    return {
      ebooks,
      // ebooks2: toRef(ebooks1, "books"),
      // listData,
      pagination: {
        onChange: (page: any) => {
          console.log(page);
        },
        pageSize: 3,
      },
      // actions: [
      //   { type: 'StarOutlined', text: '156' },
      //   { type: 'LikeOutlined', text: '156' },
      //   { type: 'MessageOutlined', text: '2' },
      // ],

      handleClick,
      level1,

      isShowWelcome,

      openKeys
    }
  }
});
</script>

<style scoped>
  .ant-avatar {
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 8%;
    margin: 5px 0;
  }
</style>
